49 search results - page 5 / 10 » On Modelling Access Policies: Relating Roles to their Organi... |
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VLDB
2008
ACM
15 years 9 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
IEEECIT
2005
IEEE
15 years 3 months ago
2005
IEEE
Context is a key factor in making make access control decision in modern information system. But a formal context model is needed to guide research of implementation of Context-se...
POLICY
2007
Springer
15 years 3 months ago
2007
Springer
We present a discretionary access control framework that can be used to control a principal’s ability to link information from two or more audit records and compromise a user’...
SACMAT
2006
ACM
15 years 3 months ago
2006
ACM
Delegation of authority is an important process that needs to be captured by any access control model. In role-based access control models, delegation of authority involves delega...
CSSE
2004
IEEE
14 years 9 months ago
2004
IEEE
Even though the final objective of an access control model is to provide a framework to decide if actions performed by subjects on objects are permitted or not, it is not convenie...